INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Tax Examination [Line Items]
Income tax provision (benefit)	$ 33	$ 39	$ 59	$ 54
Effective income tax rate reconciliation, percent	28.00%	27.00%	30.00%	28.00%
Income tax examination, estimate of possible loss			$ 114
Income tax examination, penalties and interest expense			$ 355
Income tax examination, tax liabilities payable, percentage	40.00%		40.00%
Income tax examination, tax liability, threshold	$ 300		$ 300
International Paper
Income Tax Examination [Line Items]
Income tax examination, tax liabilities payable, percentage	60.00%		60.00%

Income Tax Examination, Maximum Tax Liability, Threshold One

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Income Tax Examination, Tax Liability, Percentage, Threshold One

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Estimated amount of loss resulting from an adverse tax position.

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The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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